 ---
 angular velocity
            lat.n    lon.e      rate (deg./m.y.
 TI  -xx     -4.436  113.498  1.8639
  
 covariance matrix (rad2/m.y.2 e-10
    2612.4    -245.3      40.4
    -245.3    3583.3     134.7
      40.4     134.7    2711.7
  
